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Finding the Fourth Proportional to 175,235.80, 262,853.70 and 64,413.40

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Solution

The fourth proportional to 175,235.80, 262,853.70 and 64,413.40 is: 96,620.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,235.80 : 262,853.70 = 64,413.40 : x
  2. Step 2: Convert to fraction form
    175,235.80/262,853.70 = 64,413.40/x
  3. Step 3: Cross multiply
    175,235.80x = 262,853.70 × 64,413.40
  4. Step 4: Simplify right side
    175,235.80x = 16,931,300,519.58
  5. Step 5: Solve for x
    x = 16,931,300,519.58/175,235.80
  6. Step 6: Final answer
    x = 96,620.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.